The CRESUER ENEGARM 2 Smart Auto Clamping Fast & Safe Wireless Car Charger is available for all wireless charging devices that support the QI protocol. With fully automatic detection, its clamps can automatically open or close according to different usage scenarios. It has 5W, 7.5W, or 10W quick charging modes with automatic switching. With an uninterruptible power system, your car still has the power to easily take off the mobile device even when it's turned off.